SQL-DATABASE ERROR

Database error in WoltLab Burning Board (2.3.6): Invalid SQL: INSERT INTO bb1_sessions (sessionhash,userid,ipaddress,useragent,lastactivity,request_uri,styleid,langid,authentificationcode) VALUES ('accb55b4468c1fc49ecaf45d40476794','0','18.191.46.36','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1713878791','formmail.php?threadid=5287&sid=35cab83a338875dd9a1086c7c0f8ed48','0','0','')
mysql error: The table 'bb1_sessions' is full
mysql error number: 1114
mysql version: 10.0.32-MariaDB-0+deb8u1
php version: 5.6.33-0+deb8u1
Date: 23.04.2024 @ 15:26
Script: /formmail.php?threadid=5287&sid=35cab83a338875dd9a1086c7c0f8ed48
Referer: